16262980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21977}}^1$

素因数の和:22023

約数の個数: 24

約数和(自身を含む): 35076888

約数和(自身を除く): 18813908

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 21977, 43954, 87908, 109885, 219770, 439540, 813149, 1626298, 3252596, 4065745, 8131490, 16262980]

約数ペア:

[(1, 16262980), (2, 8131490), (4, 4065745), (5, 3252596), (10, 1626298), (20, 813149), (37, 439540), (74, 219770), (148, 109885), (185, 87908), (370, 43954), (740, 21977)]